body{margin:0;}
div {
	padding:5px;
	font-size:12px;
	line-height:25px;
}
#father {
	border:1px #666 solid;
	margin:10px;
	height: 400px;
	position: relative;
	top:0;
	left:0;
}
#first {
	background-color:#f2bb6f;
	border:1px #B55A00 dashed;
}
#second {
	background-color:#003580;
	border:1px #0000A8 dashed;
	position: absolute;
	top:1px;
	left:1px
}
#third {
	background-color:#f3f3f3;
	border:1px #395E4F dashed;
}
